Chasis : 1U Rack CPU : 1 x Intel Xeon E5-2630, FCLGA2011 RAM : 1 x 16GB, Up to 768GB (24 x 32GB LRDIMM 1066MHz), 384GB (24 x 16GB RDIMM 1333MHz), 128GB (16 x 8GB UDIMM 1333MHz), 384GB (24 x 16GB HDIMM 1333MHz) RAM Slots: 24 DIMMs slots, DDR3 HDD Bays : - Internal Storage (max) : Up to 20 TB, up to 10 x 2 TB On board network : 4xNIC 331FLR Internal Raid Controllers : P420i PCI Slots : Up to 16 PCIe slots USB: (4) rear, (2) front, (1) internal (secure) PSU: 2 X 750W